--- a/src/org/openbravo/base/secureApp/LoginUtils.java	Thu Dec 24 11:56:20 2015 +0100
+++ b/src/org/openbravo/base/secureApp/LoginUtils.java	Mon Dec 28 16:19:59 2015 +0100
@@ -128,7 +128,7 @@
       User userOB = listUser.get(0);
       Date lastUpdateDate = userOB.getLastupdatepassworddate();
       Long validityDays = userOB.getClient().getDaystopasswordexpiration();
-      if (validityDays != null && validityDays >= 0) {
+      if (validityDays != null && validityDays > 0) {
         Calendar currentDate = Calendar.getInstance();
         currentDate
             .setTimeInMillis(lastUpdateDate.getTime() + TimeUnit.DAYS.toMillis(validityDays));